Listed on this page are some of the other

Hellingly websites we found in the course of our

research, prior to our exploration trips.

As the name suggests, an excellent website dedicated to UrbEx, investigating all manner of abandoned buildings in the UK, giving very descriptive pictures, comments and a great amount of historical background for each location
Hopefully, if I've got the link right, this will take you to some particularly spooky pictures of Hellingly on Flickr
This excellent website contains almost everything you could ever wish to know about mental asylums